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Finding the Third Proportional to 12,793,408 and 18,294,724

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Solution

The third proportional to 12,793,408 and 18,294,724 is: 26,161,670.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,793,408 : 18,294,724 = 18,294,724 : x
  2. Step 2: Convert to fraction form
    12,793,408/18,294,724 = 18,294,724/x
  3. Step 3: Cross multiply
    12,793,408x = 18,294,724 × 18,294,724
  4. Step 4: Simplify right side
    12,793,408x = 334,696,926,236,176
  5. Step 5: Solve for x
    x = 334,696,926,236,176/12,793,408
  6. Step 6: Final answer
    x = 26,161,670.62

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.